The Model 5806 Voice over IP Telephone Adapter allows standard analog telephones to make and receive voice calls over the Internet using a broadband connection.
-Contains 1 FXS port
-Clear, natural-sounding voice quality
-Uses industry-standard Session Initiation Protocol (SIP)
-Supports Quality of Service (QOS)
-Supports advanced telephone services including CLASS features
-Configurable for use with SIP-based VoIP services
-Supports automatic provisioning by service providers
-Proven compatibility with SIP-standard servers from Asterisk, Cisco, NetCentrix, Quintum and more
-Supports G.711, G.729, and iLBC codecs
Ships to contiguous 48 states only.